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关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...动力，可能在大多数的人眼里，php是专为web而生，做wep app是一流的快速好用，并极易简单和容易上手，做起web所需的各项功能可能是分分钟搞定，然后做socket了？可能就觉得不屑一顾了，好像是不务正业，用了自己的短板去做...
Can I redirect the stdout in python into some sort of string buffer?
...method.
This can be used to good effect to "catch" stdout output in a GUI application.
Here's a silly example in PyQt:
import sys
from PyQt4 import QtGui
class OutputWindow(QtGui.QPlainTextEdit):
def write(self, txt):
self.appendPlainText(str(txt))
app = QtGui.QApplication(sys.argv)...
How do I get the entity that represents the current user in Symfony2?
...
Symfony 4+, 2019+ Approach
In symfony 4 (probably 3.3 also, but only real-tested in 4) you can inject the Security service via auto-wiring in the controller like this:
<?php
use Symfony\Component\Security\Core\Security;
class SomeClass
...
Assign width to half available screen width declaratively
...tend to use it as a filler. layout_width="0dp" is actually the recommended approach according to Android documentation.
– Muz
Oct 10 '13 at 10:02
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Django: Get list of model fields?
...answers are outdated I'll try to update you on Django 2.2
Here posts- your app (posts, blog, shop, etc.)
1) From model link: https://docs.djangoproject.com/en/stable/ref/models/meta/
from posts.model import BlogPost
all_fields = BlogPost._meta.fields
#or
all_fields = BlogPost._meta.get_fields()
No...
Convert JavaScript string in dot notation into an object reference
...P is asking for. However, if that's not the case, consider if any of these apply:
case 1: As the primary method of working with your data (e.g. as your app's default form of passing objects around and dereferencing them). Like asking "how can I look up a function or variable name from a string"...
How to log something in Rails in an independent log file?
...if you don't like to monkey patch too much) to share the code between your app's models.
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Django filter queryset __in for *every* item in list
...ld not be a problem for small set of categories.
There is the aggregation approach. This query would be shorter and perhaps quicker for a large set of categories.
You also have the option of using custom queries.
Some examples
Test setup:
class Photo(models.Model):
tags = models.ManyToMan...
Programmatically fire button click event?
... touch. See cocoawithlove.com/2008/10/…. However, you cannot submit your app to the App Store using this method, as it uses a private API. It is normally used for debugging purposes.
– Evan Mulawski
Apr 11 '11 at 18:32
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Android: Bitmaps loaded from gallery are rotated in ImageView
...ally, are rotated so that I always get a horizontal picture even though it appears vertical in the gallery.
Why is that and how can I load it correctly?
...